Black Diamond Dia-8d4

Black Diamond 8" 400 Watts 4 Ohm Dual Voice Coil Subwoofer DIA-8D4

This Black Diamond DIA-8D4 8" Subwoofer puts out all of the power you need and handles low frequencies like a sub twice the price. This subwoofer delivers an impressive 400 Watts Max Power with 200 Watts RMS at Dual 4 Ohm. Once you hear it you'll finally realize what big, rich bass sounds like! This ultra-reliable subwoofer has dual voice coils, Kevlar dust cap, and foam edges all at an affordable price. Settle for nothing but the best with Ferrite magnets that produces a wider range of tones and can handle tremendous power at high volumes. The Dual Voice Coil provides multiple options and flexibility to wire Parallel, Series, or Independent. DVC will make sure you get the most from your system. Experience the excellence of Black Diamond!

This Listing Includes:
(1) 8" Subwoofer DIA-8D4

GENERAL SPECIFICATIONS:
-Nominal Diameter: 8"
-RMS Power Handling: 200W
-MAX Power Handling: 400W
-Nominal Impedance: 4 Ohm
-Sensitivity: (1w/1m): 85.6 dB
-Frequency Response: 50Hz-4.5KHz

MOTOR SPECIFICATIONS:
-Voice Coil Diameter: 2? / 50.8 mm
-Voice Coil Former Material: Aluminum
-Winding Material: CCAW
-Cone Material: Non-Pressed Paper
-Dust Cap Material: Paper
-Surround Material: Foam
-Basket Material: Steel
-Magnet Material: Ferrite
-Magnet Weight: 38 oz
-Displacement Volume: .81L

THIELE & SMALL PARAMETERS:
-Equivalent Volume: 7.166L
-Excursion: 13.5mm
-Free Air Resonance: 50Hz
-Mechanical Factor: 6.435
-Electrical Factor: 0.756
-Total Factor: 0.713
-Moving Mass: 108.325g
-Compliance: 0.039mm/N
-Force Factor: 9.214
-Voice Coil Inductance: 0.614mH
-Diaphragm Area: 201.23cm2
-DC Resistance: 3.4 + 3.4 ohms
-Efficiency Bandwidth Product: 66.13

MEASUREMENTS:
-Overall Diameter : 8.43?
-Overall Depth: 4.92?
-Front Mount Baffle Cutout: 7.2?
-Mounting Depth: 3.86?
-Motor Diameter: 5.51?